8vo : Short for Octavo, A book whose page size is approximately 8-10 inches tall. The size is based on a sheet of paper 25 inches by 38 inches, the size of paper traditionally used by book printers, which has been folded and cut into 16 pages.. Unfortunately often misunderstood to mean 8 volumes.

laid in : something which is included with, but not attached to the book, such as a sheet of paper.

Cloth : Generally refers to a hardcover with cloth covering the outside of the book covers.